<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <script>
        let obj=  {
            name:'zs',
            age:18,
            xb:'男'
        }
        function clone(obj) {
            let temp={}
            for(let k in obj) {
                temp[k]=obj[k]
            }
            return temp
        }
        let r=clone(obj)
        obj.name='ss'
        console.log(r);
        console.log(obj);
    </script>
</body>
</html>